005060000a2200169000450024500910000065000330009165000100012465000180013465000150015265000240016765100150019104100130020670000230021970000220024210000190026477300530028310aInternal heterogeneity of gaps and species richness in Costa Rican tropical wet forest14aBosques húmedos tropicales14aSelva14aBiodiversidad14aEcología14aEspecies forestales 4pCosta rica0 aInglés1 aHartshorn, Gary S.1 aOrians, Gordon H.1 aBrandani, Aldo1 tJournal of Tropical Ecology312q99-119d1988g4